Crest of HMAS Ovens on shaped wooden backing with motto "Silence is golden". Plaque accompanying crest reads:

The crest of Her Majesty's Australian Ship Ovens

An Oberon class submarine adopted by the citizens of the Coffs Harbour Shire on 27th November, 1970.

Newspaper article, "Submariners to resurface in Coffs", The Coffs Coast Advocate, 26 May 2010.